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| -rw-r--r-- | test/Transforms/SimplifyLibCalls/FFS.ll | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/test/Transforms/SimplifyLibCalls/FFS.ll b/test/Transforms/SimplifyLibCalls/FFS.ll new file mode 100644 index 0000000000..35b5d3fb6c --- /dev/null +++ b/test/Transforms/SimplifyLibCalls/FFS.ll @@ -0,0 +1,23 @@ +; Test that the ToAsciiOptimizer works correctly +; RUN: llvm-as < %s | opt -simplify-libcalls | llvm-dis | not grep 'call.*%ffs' + +declare int %ffs(int) +declare int %ffsl(int) +declare int %ffsll(long) + +implementation ; Functions: + +int %main () { + %val1 = call int %ffs(int 1) + %val2 = call int %ffs(int 2048) + %val3 = call int %ffsl(int 65536) + %val4 = call int %ffsll(long 1024) + %val5 = call int %ffsll(long 17179869184) + %val6 = call int %ffsll(long 1152921504606846976) + %rslt1 = add int %val1, %val2 + %rslt2 = add int %val3, %val4 + %rslt3 = add int %val5, %val6 + %rslt4 = add int %rslt1, %rslt2 + %rslt5 = add int %rslt4, %rslt3 + ret int %rslt5 +} |